218667075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1109}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 396403200

約数和(自身を除く): 177736125

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 239, 275, 717, 825, 1109, 1195, 2629, 3327, 3585, 5545, 5975, 7887, 12199, 13145, 16635, 17925, 27725, 36597, 39435, 60995, 65725, 83175, 182985, 197175, 265051, 304975, 795153, 914925, 1325255, 2915561, 3975765, 6626275, 8746683, 14577805, 19878825, 43733415, 72889025, 218667075]

約数ペア:

[(1, 218667075), (3, 72889025), (5, 43733415), (11, 19878825), (15, 14577805), (25, 8746683), (33, 6626275), (55, 3975765), (75, 2915561), (165, 1325255), (239, 914925), (275, 795153), (717, 304975), (825, 265051), (1109, 197175), (1195, 182985), (2629, 83175), (3327, 65725), (3585, 60995), (5545, 39435), (5975, 36597), (7887, 27725), (12199, 17925), (13145, 16635)]